Re: [PATCH v2 0/2] spi: qcom-geni: Add shutdown and panic notifier support

[Mark Brown]

On Tue, Aug 18, 2026 at 04:15:53PM +0530, Praveen Talari wrote:
> On VM-based platforms, if an SPI DMA transfer is in progress when the
> guest is torn down (via reboot/shutdown or a panic/crash), the DMA
> engine can keep issuing transactions to IOVAs that have already been
> invalidated as part of teardown. The SMMU then raises context faults,
> which can affect other VMs sharing the same SMMU instance and obscure
> the real root cause of the crash.

This doesn't apply against current code, please check and resend.

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